• Mr Trofimczuk to show the Solar Walk app to show the number satellites around the earth.



Remote Sensing Device
A sensor that doesn't need to be physically accessed in order to receive data from it.
Example Satellite, Remote Thermometer, Car Speedometer

Satellite
A Satellite can be used for:
  • Communication
  • GPS
  • Surveillance
  • Tracking
  • Photography
  • Weather Forecasting
  • Broadcasting


Satellite Communications
Satellites are good for communication since you don't actually need any infrastructure on the ground.
They don't need radio towers all you need is the sender, satellite and the receiver.


Benefits
  • Doesn't require Infrastructure
  • Ability to provide more data than cell towers
Limitations
  • Expensive
  • Can be used in unethical ways


Satellite Surveillance
  • Used to spy on other countries
  • IMINT
  • SIGMNT



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